Mercedes® Fuel Pressure Injection Regulator, 1984-1993 (124/126/201)

Manufactured by Bosch, and other O.E. manufacturers, original suppliers to Mercedes, these replacement regulators are easy to install. Incorrect fuel pressure not only results in a power loss, it can cause engine to overheat. Some symptoms of a bad fuel pressure regulator include no maximum power, high fuel consumption, erratic running, and rough or unstable idle.